October weather forecast
Port Lions, AK

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Weather in October

October, like September, is another chilly autumn month in Port Lions, Alaska, with temperature in the range of an average low of 41.9°F (5.5°C) and an average high of 46.2°F (7.9°C).

Temperature

October reveals a small adjustment in temperature, transitioning from an average high of a fresh 53.1°F (11.7°C) in September to a chilly 46.2°F (7.9°C). Port Lions's nighttime average temperature in October drops marginally from the daytime highs, settling at a wintry 41.9°F (5.5°C).

Humidity

The average relative humidity in October is 81%.

Rainfall

The wettest months are October and November, with an average 4.53" (115mm) of rainfall.

Snowfall

Months with snowfall are January through May, September through December. In Port Lions, in October, during 0.7 snowfall days, 0.39" (10mm) of snow is typically accumulated. Throughout the year, there are 35.1 snowfall days, and 13.74" (349mm) of snow is accumulated.

Daylight

The average length of the day in October is 10h and 15min.
On the first day of the month, sunrise is at 8:17 am and sunset at 7:43 pm. On the last day of October, sunrise is at 9:25 am and sunset at 6:25 pm AKDT.

Sunshine

In October, the average sunshine in Port Lions is 5.1h.

UV index

The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 2 in October suggests the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the temperature in October?

In Port Lions, 46.2°F (7.9°C) is the average high-temperature and 41.9°F (5.5°C) is the average low-temperature during October.

What is the average humidity in October?

In October, the average relative humidity is 81%.

What is the rainiest month?

The months with the most rainfall are October and November, with an average 4.53" (115mm) of precipitation.

How much does it rain in October?

In Port Lions, during October, the rain falls for 16.7 days and regularly aggregates up to 4.53" (115mm) of precipitation.

How many days does it snow in October?

In Port Lions, in October, during 0.7 snowfall days, 0.39" (10mm) of snow is typically accumulated.

How many hours of daylight does Port Lions have in October?

The average day length in October in Port Lions is 10h and 15min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 8:17 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 9:25 am and sunset at 6:25 pm AKDT.

How long on average sun shines in October?

The average sunshine duration in October is 5.1h.

How high is the UV index in October?

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Port Lions, AK

Average temperature in October - Port Lions, AK
  • Average high temperature in October: 46.2°F

The warmest month (with the highest average high temperature) is August (57.6°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in October: 41.9°F

The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is March (30.6°F).

Average pressure in October
Port Lions, AK

Average pressure in October - Port Lions, AK
  • Average pressure in October: 29.62"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is December (29.55"Hg).

Average wind speed in October
Port Lions, AK

Average wind speed in October - Port Lions, AK
  • Average wind speed in October: 12.2mph

The windiest month (with the highest average wind speed) is December (14.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity in October
Port Lions, AK

Average humidity in October - Port Lions, AK
  • Average humidity in October: 81%

The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are March and November (80%).

Average rainfall in October
Port Lions, AK

Average rainfall in October - Port Lions, AK
  • Average rainfall in October: 4.53"

The wettest months (with the highest rainfall) are October and November (4.53").
The driest month (with the least rainfall) is July (1.85").

Average rainfall days in October
Port Lions, AK

Average rainfall days in October - Port Lions, AK
  • Average rainfall days in October: 16.7 days

The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is March (10.8 days).

Average snowfall in October
Port Lions, AK

Average snowfall in October - Port Lions, AK
  • Average snowfall in October: 0.39"

The month with the highest snowfall is March (3.15").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Port Lions, AK

Average snowfall days in October - Port Lions, AK
  • Average snowfall days in October: 0.7 days

The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in October /
Average sunshine in October
Port Lions, AK

Average daylight in October / Average sunshine in October - Port Lions, AK
  • Average daylight in October: 10h and 1min

The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 36min).

  • Average sunshine in October: 5h and 1min

The month with the most sunshine is July (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).

Average sunshine days in October
Port Lions, AK

Average sunshine days in October - Port Lions, AK
  • Average sunshine days in October: 11.8 days

The month with the most sunshine days is July (14.7 days).
The month with the least sunshine days is April (10.7 days).

Average UV index in October
Port Lions, AK

Average UV index in October - Port Lions, AK
  • Average UV index in October: 2

The months with the highest UV index are June, July, August and September (UV index 3).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in October
Port Lions, AK

Average cloud cover in October - Port Lions, AK
  • Average cloud cover in October: 56

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 52).

Average visibility in October
Port Lions, AK

Average visibility in October - Port Lions, AK
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Port Lions, Alaska, USA

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